:root{--bg: #f7f7f6;--surface: #f8f8f6;--border: #d8d8d6;--muted: #8a8a89;--text: #363636;--accent: #0f9ca5;--tab: #eeece8;--btn: #8a8681;--btn-text: #f8f8f6;--shadow: 0 1px 2px rgba(0, 0, 0, .08);font-family:"Source Serif 4",Iowan Old Style,Times New Roman,serif;line-height:1.6;color:var(--text)}*{box-sizing:border-box}body{margin:0;background:var(--bg)}button,input,textarea{font:inherit}a{color:#0f8894}code{background:#ecebe8;border:1px solid #e1dfdb;border-radius:6px;padding:0 6px;font-size:.9em}kbd{display:inline-block;border:1px solid #d6d2cc;border-radius:7px;padding:0 8px;background:#efeeea;color:#6f6c68;font-family:SFMono-Regular,Consolas,Menlo,monospace;font-size:.88rem}.page-shell{min-height:100vh}.app-header{position:sticky;top:0;z-index:10;border-bottom:1px solid var(--border);background:#f8f8f6eb;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.app-header-inner{max-width:860px;margin:0 auto;min-height:72px;padding:0 16px;display:flex;align-items:center;gap:24px}.brand-wrap{display:flex;align-items:center;gap:9px}.brand-icon{width:25px;height:25px;stroke:var(--accent);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.brand-text{font-size:1.95rem;font-weight:600;line-height:1;letter-spacing:-.01em}.menu-tabs{display:flex;align-items:center;gap:6px;margin-right:auto}.menu-tab{border:none;background:transparent;color:#575654;padding:7px 18px;border-radius:10px;font-size:1.75rem;cursor:pointer}.menu-tab.active{background:var(--tab);font-weight:600}.refresh-btn{border:1px solid #dad4cb;border-radius:15px;background:#f6f6f4;color:#414141;padding:8px 18px;font-size:1.75rem;cursor:pointer}.refresh-btn:disabled{opacity:.55;cursor:not-allowed}.content{max-width:860px;margin:0 auto;padding:26px 16px 48px}.composer{border:1px solid #d8d6d1;border-radius:12px;background:var(--surface);box-shadow:var(--shadow);padding:24px}.composer-textarea{width:100%;min-height:250px;border:none;background:transparent;resize:vertical;color:#403f3d;font-size:var(--memo-font-size, 18px);line-height:1.55}.composer-textarea::placeholder{color:#97938d}.composer-textarea:focus,.tag-input:focus,.edit-textarea:focus{outline:none}.composer-tags{margin-top:14px;padding-top:16px;border-top:1px solid #d9d5cf;display:flex;flex-wrap:wrap;gap:8px;align-items:center}.tag-pill{display:inline-flex;align-items:center;gap:5px;border:1px solid #dedad4;border-radius:10px;padding:2px 10px;color:#575552;font-size:1.05rem;background:#f8f8f6}.tag-pill.outline{border-color:#ddd9d2;background:#f7f7f5}.tag-mark{color:#7daeb0}.tag-remove{border:none;background:transparent;color:#7a7773;cursor:pointer;font-size:1.2rem;line-height:1}.tag-input-wrap{display:inline-flex;align-items:center;color:#7f7a74;font-size:1.05rem}.tag-plus{margin-right:6px}.tag-input{border:none;background:transparent;color:#65615b;font-size:1.05rem;width:160px}.tag-input::placeholder{color:#8d8a85}.composer-footer{margin-top:16px;display:flex;align-items:center;justify-content:space-between;gap:12px}.composer-hint{margin:0;color:#6f6b66;font-size:.95rem}.save-btn{border:none;border-radius:10px;background:var(--btn);color:var(--btn-text);padding:9px 18px;min-width:102px;cursor:pointer;font-size:1.05rem;font-weight:600;display:inline-flex;align-items:center;gap:6px}.save-btn:disabled{cursor:default;opacity:.6}.save-icon{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.error-banner{margin:14px 0 0;border:1px solid #f0b5b5;border-radius:10px;background:#fbefef;color:#9e1f1f;font-weight:600;font-size:1rem;padding:12px 16px}.status-text{color:#83807b;margin:18px 0;font-size:.95rem}.empty-state{padding:64px 12px 0;text-align:center}.empty-title{margin:0;color:#455060;font-size:1.8rem}.empty-note{margin:4px 0 0;color:#8da0b8;font-size:1rem}.timeline{margin-top:28px}.memo-row{position:relative;border-bottom:1px solid #d9d7d2;padding:20px 0 24px}.row-toolbar{position:absolute;top:18px;right:0;display:flex;gap:8px}.row-icon-btn{border:none;background:transparent;color:#68645f;cursor:pointer;font-size:1.3rem;padding:2px}.row-icon-btn svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.memo-content{padding-right:70px;color:#383736;font-size:var(--memo-font-size, 18px);line-height:1.55}.memo-content h1,.memo-content h2,.memo-content h3{margin:0 0 10px;line-height:1.35}.memo-content h1{font-size:1.6rem}.memo-content h2{font-size:1.35rem}.memo-content h3{font-size:1.15rem}.memo-content p,.memo-content ul,.memo-content blockquote{margin:0 0 10px}.memo-content ul{padding-left:24px}.memo-content li{margin:2px 0}.memo-content blockquote{border-left:3px solid #86c7c8;padding-left:12px;color:#666461;font-style:italic}.memo-footer{margin-top:6px;display:flex;align-items:flex-end;justify-content:space-between;gap:10px}.memo-tags{display:flex;flex-wrap:wrap;gap:8px}.memo-date{color:#8a8986;font-size:.9rem;white-space:nowrap}.edit-textarea{width:100%;min-height:180px;border:1px solid #d9d5ce;border-radius:10px;background:#f9f8f6;color:#413f3b;font-size:var(--memo-font-size, 18px);line-height:1.55;padding:12px;resize:vertical}.settings-panel{border:1px solid #d8d6d1;border-radius:12px;background:var(--surface);box-shadow:var(--shadow);padding:22px}.settings-title{margin:0;font-size:1.8rem}.settings-note{margin:10px 0 0;color:#68645f;font-size:1rem}.settings-card{margin-top:18px;border:1px solid #dfdcd6;border-radius:10px;padding:16px;background:#f7f6f3}.settings-card h2{margin:0 0 10px;font-size:1.2rem}.settings-field{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:10px}.settings-field input{width:100px;border:1px solid #d2cdc4;border-radius:8px;background:#fff;color:#46423d;padding:6px 8px}.settings-actions{margin-top:18px;display:flex;align-items:center;gap:10px}.settings-notice{margin:0;color:#4f5d4b;font-size:.95rem}.edit-actions{margin-top:12px;display:flex;align-items:center;gap:10px}.session-tab-panel{margin-top:2px}.session-view{display:flex;flex-direction:column;gap:36px}.session-hero{border:1px solid #dedcd8;border-radius:18px;background:#f3f7f7;padding:34px 24px 30px;display:flex;flex-direction:column;align-items:center;gap:20px}.session-hero.is-break{background:#eef8f0}.session-title-input{width:min(440px,100%);border:1px solid #d8d6d1;border-radius:11px;background:#fcfbf9;padding:11px 16px;text-align:center;color:#5f5c57;font-size:1.12rem}.session-title-input:focus{outline:none;border-color:#bebbb6}.session-title-input:disabled{opacity:.65}.session-tags-row{display:flex;flex-wrap:wrap;justify-content:center;gap:8px}.session-clock-wrap{position:relative;width:340px;height:340px}.session-ring{width:100%;height:100%;transform:rotate(-90deg)}.session-ring-base{fill:none;stroke:#d7d5d2;stroke-width:5}.session-ring-progress{fill:none;stroke:var(--accent);stroke-width:5;stroke-linecap:round;transition:stroke-dashoffset 1s linear}.session-hero.is-break .session-ring-progress{stroke:#67b47f}.session-clock-text{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;margin-top:-2px}.session-clock-time{margin:0;font-size:6.2rem;line-height:1;letter-spacing:.03em}.session-clock-state{margin:8px 0 0;letter-spacing:.12em;font-size:1.3rem;color:#716d68}.session-controls{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:14px}.session-main-btn{border:none;border-radius:12px;background:#0f9ca5;color:#f6f8f7;min-width:126px;padding:10px 18px;cursor:pointer;font-size:1.75rem}.session-main-btn:disabled{opacity:.6;cursor:default}.session-sub-btn{border:none;background:transparent;color:#726f6b;padding:8px 6px;cursor:pointer;font-size:1.65rem}.session-sub-btn:disabled{opacity:.45;cursor:default}.session-history{border-top:1px solid #dbd8d2;padding-top:14px}.session-day-block+.session-day-block{margin-top:26px}.session-day-header{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:14px}.session-day-header h2{margin:0;font-size:1.6rem;letter-spacing:.07em;color:#6b6863}.session-day-header p{margin:0;color:#8c8984;font-size:1.1rem}.session-log-item{border:1px solid #e0ddd7;border-radius:12px;background:#faf9f7;padding:14px 16px;display:flex;gap:12px}.session-log-item+.session-log-item{margin-top:10px}.session-log-icon{flex-shrink:0;width:28px;height:28px;margin-top:2px;border-radius:999px;background:#d7eef0}.session-log-icon.is-break{background:#d6f2df}.session-log-content h3{margin:0;color:#393834;font-size:2rem}.session-log-content p{margin:5px 0 0;color:#8d8a85;font-size:1.05rem}.session-log-tags{margin-top:4px;display:flex;flex-wrap:wrap;gap:6px}@media(max-width:900px){html{font-size:11px}.brand-text{font-size:2.5rem}.menu-tab,.refresh-btn{font-size:1.7rem}}@media(max-width:680px){.app-header-inner{gap:12px;min-height:62px}.menu-tabs{display:none}.content{padding:16px 12px 36px}.composer{padding:14px}.composer-textarea{min-height:180px}.memo-content{padding-right:0}.row-toolbar{position:static;justify-content:flex-end;margin-bottom:8px}.memo-footer{flex-direction:column;align-items:flex-start}.settings-panel{padding:14px}.settings-field{flex-direction:column;align-items:flex-start}.memo-date{white-space:normal}.session-hero{padding:26px 12px 24px}.session-clock-wrap{width:286px;height:286px}.session-clock-time{font-size:5.2rem}.session-main-btn,.session-sub-btn{font-size:1.45rem}.session-day-header{flex-direction:column;align-items:flex-start}}